L-Cysteine, N-acetyl-

• Formula: C₅H₉NO₃S
• Molecular weight: 163.195
• IUPAC Standard InChI: InChI=1S/C5H9NO3S/c1-3(7)6-4(2-10)5(8)9/h4,10H,2H2,1H3,(H,6,7)(H,8,9)/t4-/m1/s1 Copy

  
• IUPAC Standard InChIKey: PWKSKIMOESPYIA-SCSAIBSYSA-N Copy
• CAS Registry Number: 616-91-1
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Cysteine, N-acetyl-, L-; Airbron; Fluimucetin; Fluimucil; Mercapturic acid; Mercapturic acid, (R)-; Mucolyticum Lappe; Mucomyst; N-Acetyl-L-cysteine; N-Acetylcysteine; Respaire; Acetein; Broncholysin; Flumucetin; L-Acetylcysteine; Mucolytikum Lappe; Mucosolvin; NAC; NAC-TB; Parvolex; L-α-Acetamido-β-mercaptopropionic acid; Inspir; Mucolyticum; NSC 111180; Brunac; Fabrol; Fluatox; Fluprowit; Muco sanigen; Mucocedyl; Mucolator; Mucret; Neo-fluimucil; Tixair; Fluimicil Infantil; Lysomucil; Mucofilin; Acetylcysteine
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Ion clustering data
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data
  • Mass spectrum (electron ionization)
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Ion clustering data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Robert C. Dunbar

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

 +  = ( • )

By formula: Na⁺ + C₅H₉NO₃S = (Na⁺ • C₅H₉NO₃S)

Free energy of reaction

Gas Chromatography

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Normal alkane RI, non-polar column, custom temperature program

View large format table.

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Feng, Gronert, et al., 1999
Feng, W.Y.; Gronert, S.; Lebrilla, C.B., Lithium and sodium ion binding energies of N-acetyl and N-glycyl amino acids, J. Am. Chem. Soc., 1999, 121, 6, 1365, https://doi.org/10.1021/ja983116s . [all data]

Schutz and Wollrab A., 1988
Schutz, H.; Wollrab A., The significance of the retention index in toxicologic analysis II, Pharmazie in unzerer Zeit, 1988, 17, 4, 97-101. [all data]

Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C., Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase, J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1 . [all data]

Notes

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• Symbols used in this document:
  

  T	Temperature
  ΔrG°	Free energy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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